745142164516651 has 8 divisors (see below), whose sum is σ = 824017736103984. Its totient is φ = 668122488731520.

The previous prime is 745142164516643. The next prime is 745142164516709. The reversal of 745142164516651 is 156615461241547.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 745142164516651 - 2³ = 745142164516643 is a prime.

It is a super-2 number, since 2×745142164516651² (a number of 31 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (745142164516601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 463973949706 + ... + 463973951311.

It is an arithmetic number, because the mean of its divisors is an integer number (103002217012998).

Almost surely, 2^{745142164516651} is an apocalyptic number.

745142164516651 is a deficient number, since it is larger than the sum of its proper divisors (78875571587333).

745142164516651 is a wasteful number, since it uses less digits than its factorization.

745142164516651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 927947901101.

The product of its digits is 24192000, while the sum is 58.

The spelling of 745142164516651 in words is "seven hundred forty-five trillion, one hundred forty-two billion, one hundred sixty-four million, five hundred sixteen thousand, six hundred fifty-one".